Home / 747,067.44-1,030,950.92-407,533.26

Finding the Fourth Proportional to 747,067.44, 1,030,950.92 and 407,533.26

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Solution

The fourth proportional to 747,067.44, 1,030,950.92 and 407,533.26 is: 562,394.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,067.44 : 1,030,950.92 = 407,533.26 : x
  2. Step 2: Convert to fraction form
    747,067.44/1,030,950.92 = 407,533.26/x
  3. Step 3: Cross multiply
    747,067.44x = 1,030,950.92 × 407,533.26
  4. Step 4: Simplify right side
    747,067.44x = 420,146,789,327.60
  5. Step 5: Solve for x
    x = 420,146,789,327.60/747,067.44
  6. Step 6: Final answer
    x = 562,394.73

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.